fix: change to trigger workflow

Author: samrose

ansible/tasks/setup-postgrest.yml

@@ -6,7 +6,7 @@
     url: https://www.postgresql.org/media/keys/ACCC4CF8.asc
     state: present
 
-- name: PostgREST - add Postgres PPA
+- name: PostgREST - add Postgres PPA main
   apt_repository:
     repo: "deb http://apt.postgresql.org/pub/repos/apt/ focal-pgdg main"
     state: present